题目内容：

In societies where social roles are determined,boys
usually copy the behavior of their fathers,and girls
______ of their mothers.
A.that B.those C.one D.the one
答案是选A.但是THAT 和THE ONE 都表示特指,为什么不选D?

优质解答

the one 表示可数名词,
而behavior 是不可数名词.
另外,that用以指代上文的"copy the behavior"
所以用 that